最可靠的分娩予兆是不安及企图离群。
The most reliable sign of approaching parturition was restlessness and solitude by leaving far from the herd.
其予兆包括在学校学习突然出现问题，许多焦虑、恐惧，很难应付日常活动，好斗或过分担心会变胖。
Warning signs include sudden problems in school, lots of worries, fears, difficulties facing daily activities, aggression or severe concern about becoming fat.
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